21856256

素因数分解:

$2^{15}\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:82

約数の個数: 64

約数和(自身を含む): 47185200

約数和(自身を除く): 25328944

約数列:

[1, 2, 4, 8, 16, 23, 29, 32, 46, 58, 64, 92, 116, 128, 184, 232, 256, 368, 464, 512, 667, 736, 928, 1024, 1334, 1472, 1856, 2048, 2668, 2944, 3712, 4096, 5336, 5888, 7424, 8192, 10672, 11776, 14848, 16384, 21344, 23552, 29696, 32768, 42688, 47104, 59392, 85376, 94208, 118784, 170752, 188416, 237568, 341504, 376832, 475136, 683008, 753664, 950272, 1366016, 2732032, 5464064, 10928128, 21856256]

約数ペア:

[(1, 21856256), (2, 10928128), (4, 5464064), (8, 2732032), (16, 1366016), (23, 950272), (29, 753664), (32, 683008), (46, 475136), (58, 376832), (64, 341504), (92, 237568), (116, 188416), (128, 170752), (184, 118784), (232, 94208), (256, 85376), (368, 59392), (464, 47104), (512, 42688), (667, 32768), (736, 29696), (928, 23552), (1024, 21344), (1334, 16384), (1472, 14848), (1856, 11776), (2048, 10672), (2668, 8192), (2944, 7424), (3712, 5888), (4096, 5336)]